Compare Excavators. Choose Smarter.
CAT 320C VS Sona SDT-10 Comparison
CAT 320C
₹ 15 L - 17 L
VS
Sona SDT-10
₹ 6 L - 10 L
CAT 320C
₹15L
Sona SDT-10
₹6L
Compare excavators helps you make an informed purchase decision.
CAT 320C
From ₹ 15 Lakh
Sona SDT-10
From ₹ 6 Lakh
Engine
Model
Cat 3066 T
Sona SDT-10 Diesel
Model
Cat 3066 T
Sona SDT-10 Diesel
Gross Power
107 kw
9.5 kw
Gross Power
107 kw
9.5 kw
Net Power
103 kw
8.5 kw
Net Power
103 kw
8.5 kw
Engine Power
138 HP
12 HP
Engine Power
138 HP
12 HP
Engine Displacement
6.37 cc
900 cc
Engine Displacement
6.37 cc
900 cc
Number Of Cylinders
6 Nos
3 Nos
Number Of Cylinders
6 Nos
3 Nos
Rated RPM
1,800 rpm
2200 rpm
Rated RPM
1,800 rpm
2200 rpm
Emission Standard
US EPA Tier 2 / EU Stage II
BS II
Emission Standard
US EPA Tier 2 / EU Stage II
BS II
Max Torque
800 Nm
50 Nm
Max Torque
800 Nm
50 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
19700 kg
750 kg
Operating Weight
19700 kg
750 kg
Machine Weight
20,870 kg
750 kg
Machine Weight
20,870 kg
750 kg
Counter Weight
4,120 kg
100 kg
Counter Weight
4,120 kg
100 kg
Ground Pressure
63 kg
35 kg
Ground Pressure
63 kg
35 kg
Hydraulic System
Main Pump Type
Dual piston pumps (load sensing)
Gear/Axial Piston
Main Pump Type
Dual piston pumps (load sensing)
Gear/Axial Piston
Maximum Hydraulic Flow
205 L/min
18 L/min
Maximum Hydraulic Flow
205 L/min
18 L/min
Maximum System Pressure
343 bar
200 bar
Maximum System Pressure
343 bar
200 bar
Hydraulic Oil Capacity
240 litres
10 litres
Hydraulic Oil Capacity
240 litres
10 litres
Auxiliary Hydraulic Flow
41 L/min
18 L/min
Auxiliary Hydraulic Flow
41 L/min
18 L/min
Working Range
Max Digging Depth
6620 mm
1650 mm
Max Digging Depth
6620 mm
1650 mm
Max Vertical Wall Digging Depth
6200 mm
1200 mm
Max Vertical Wall Digging Depth
6200 mm
1200 mm
Max Reach at Ground Level
8390 mm
2600 mm
Max Reach at Ground Level
8390 mm
2600 mm
Max Dumping Height
7000 mm
2400 mm
Max Dumping Height
7000 mm
2400 mm
Max Cutting Height
8580 mm
2600 mm
Max Cutting Height
8580 mm
2600 mm
Boom Length
5.700 m
1.500 m
Boom Length
5.700 m
1.500 m
Arm Length
2900 mm
900 mm
Arm Length
2900 mm
900 mm
Bucket Breakout Force
152 kN
9 kN
Bucket Breakout Force
152 kN
9 kN
Arm Tear-out Force
146 kN
7 kN
Arm Tear-out Force
146 kN
7 kN
Capacities
Fuel Tank Capacity
320 litres
5.5 litres
Fuel Tank Capacity
320 litres
5.5 litres
Hydraulic Tank Capacity
120 litres
10 litres
Hydraulic Tank Capacity
120 litres
10 litres
Cooling System Capacity
120 litres
5 litres
Cooling System Capacity
120 litres
5 litres
Engine Oil Capacity
15 litres
3.5 litres
Engine Oil Capacity
15 litres
3.5 litres
Swing Drive Oil Capacity
12 litres
1 litres
Swing Drive Oil Capacity
12 litres
1 litres
Final Drive Gear Oil Capacity
5 litres
1 litres
Final Drive Gear Oil Capacity
5 litres
1 litres
Under Carriage
Track Shoe Width
600 mm
180 mm
Track Shoe Width
600 mm
180 mm
Track Gauge
2200 mm
900 mm
Track Gauge
2200 mm
900 mm
Track Length on Ground
3620 mm
1200 mm
Track Length on Ground
3620 mm
1200 mm
Ground Clearance
470 mm
380 mm
Ground Clearance
470 mm
380 mm
Tail Swing Radius
2 770 mm
900 mm
Tail Swing Radius
2 770 mm
900 mm
Undercarriage Type
Tracked undercarriage (steel track shoes with rollers and grease tensioning) – standard crawler system for medium excavators.
Tracked crawler undercarriage
Undercarriage Type
Tracked undercarriage (steel track shoes with rollers and grease tensioning) – standard crawler system for medium excavators.
Tracked crawler undercarriage
Steering & Brakes
Overall Length
9390 mm
2500 mm
Overall Length
9390 mm
2500 mm
Overall Width
2800 mm
1100 mm
Overall Width
2800 mm
1100 mm
Overall Height
3050 mm
2200 mm
Overall Height
3050 mm
2200 mm
Cab Height
600 mm
2000 mm
Cab Height
600 mm
2000 mm
Boom Height
3.500 m
1.500 m
Boom Height
3.500 m
1.500 m
Track Width
460 mm
180 mm
Track Width
460 mm
180 mm
Performances
Travel Speed
3.5 km/h
4 km/h
Travel Speed
3.5 km/h
4 km/h
Swing Speed
11.5 rpm
10 rpm
Swing Speed
11.5 rpm
10 rpm
Gradeability
70 %
35 %
Gradeability
70 %
35 %
Drawbar Pull
196 kN
10 kN
Drawbar Pull
196 kN
10 kN
Bucket And Attachments
Bucket Capacity
0.6 Cu.m
0.02 Cu.m
Bucket Capacity
0.6 Cu.m
0.02 Cu.m
Bucket Options
GP, HD, trenching buckets
0.03 - 0.04
Bucket Options
GP, HD, trenching buckets
0.03 - 0.04
Attachment Compatibility
Hydraulic hammer, grapple, ripper, auger
Auger, breaker (light-duty), small tilt bucket
Attachment Compatibility
Hydraulic hammer, grapple, ripper, auger
Auger, breaker (light-duty), small tilt bucket
Cabin And Controls
Cabin AC
Yes
No
Cabin AC
Yes
No
Display Type
Operator instrument panel
Basic analog
Display Type
Operator instrument panel
Basic analog
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Suspension seat
Mechanical / Vinyl
Seat Type
Suspension seat
Mechanical / Vinyl
Noise Level
74 dB(A)
85 dB(A)
Noise Level
74 dB(A)
85 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
24 V (2×12 V) V
12 V
Battery
24 V (2×12 V) V
12 V
Alternator Output
50 A
45 A
Alternator Output
50 A
45 A
Lighting Type
LED
Halogen
Lighting Type
LED
Halogen
Additional Features
Auto Idle
Yes
No
Auto Idle
Yes
No
Eco Mode
Yes
No
Eco Mode
Yes
No
Telematics
Yes
No
Telematics
Yes
No
Diagnostic System
Yes
Yes
Diagnostic System
Yes
Yes
CAT 320C
Pros
- Smooth & Powerful Performance
- Reliable & Durable
- Comfortable Operator Environment
Sona SDT-10
Pros
- Ultra‑compact & lightweight — easy to transport and operate in tight spaces (750 kg class).
- Lower initial cost and operating cost vs larger excavators.
- Good digging depth (~1.65 m) for its class.
